package com.lipi.mall.product.exception;

import com.lipi.common.exception.BizCodeEnum;
import com.lipi.common.utils.R;
import lombok.extern.slf4j.Slf4j;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;

import java.util.HashMap;
import java.util.Map;

@Slf4j
@RestControllerAdvice(basePackages = "com.lipi.mall.product.controller")
public class ExceptionControllerAdvice {

    //数据有效性异常处理
    @ExceptionHandler(value = MethodArgumentNotValidException.class)
    public R handleValidException(MethodArgumentNotValidException e) {
        log.error("数据校验出现问题:{},异常类型:{}", e.getMessage(), e.getClass());
        BindingResult bindingResult = e.getBindingResult();
        Map<String, String> errorMap = new HashMap<>();
        bindingResult.getFieldErrors().forEach((fieldError -> {
            errorMap.put(fieldError.getField(), fieldError.getDefaultMessage());
        }));

        return R.error(BizCodeEnum.VALID_EXCEPTION).put("data", errorMap);
    }

    @ExceptionHandler(value = Throwable.class)
    public R handleException(Throwable throwable) {
        log.error("错误：",throwable);
        return R.error(BizCodeEnum.UNKNOWN_EXCEPTION);
    }
}
